:root {
  --bg: #0c0f0a;
  --bg-warm: #131710;
  --surface: #1a1f16;
  --surface-hover: #222920;
  --border: #2a3225;
  --fg: #e8e4dc;
  --fg-dim: #9a9589;
  --accent: #b8d44f;
  --accent-glow: rgba(184, 212, 79, 0.15);
  --accent-deep: #8aaf22;
  --warm: #d4a24f;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Outfit', -apple-system, sans-serif;
  --max-w: 1120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 4rem;
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 780px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 0.4em 1.2em;
  border-radius: 100px;
  margin-bottom: 2.5rem;
  background: var(--surface);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: 1.5rem;
  color: var(--fg);
}

.hero h1 .accent {
  color: var(--accent);
}

.lede {
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  color: var(--fg-dim);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

/* ===== PHILOSOPHY ===== */
.philosophy {
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
}

.philosophy-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  max-width: 720px;
}

.philosophy-label,
.features-label,
.rhythm-label {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.philosophy h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--fg);
}

.philosophy p {
  font-size: 1.1rem;
  color: var(--fg-dim);
  line-height: 1.8;
}

/* ===== FEATURES ===== */
.features {
  padding: 6rem 2rem;
  background: var(--bg-warm);
}

.features-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.feature-card:hover {
  border-color: var(--accent-deep);
  transform: translateY(-2px);
}

.feature-number {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
  letter-spacing: 0.05em;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
  color: var(--fg);
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--fg-dim);
  line-height: 1.7;
}

/* ===== RHYTHM ===== */
.rhythm {
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
}

.rhythm-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.rhythm h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1.2;
  color: var(--fg);
  position: sticky;
  top: 3rem;
}

.rhythm-steps {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.rhythm-step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.step-marker {
  width: 12px;
  height: 12px;
  min-width: 12px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 0.5rem;
  box-shadow: 0 0 12px var(--accent-glow);
}

.step-content h4 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--fg);
  margin-bottom: 0.4rem;
}

.step-content p {
  font-size: 0.95rem;
  color: var(--fg-dim);
  line-height: 1.7;
}

/* ===== CLOSING ===== */
.closing {
  padding: 8rem 2rem;
  text-align: center;
  background: var(--bg-warm);
  border-top: 1px solid var(--border);
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--fg);
}

.closing h2 .accent {
  color: var(--accent);
}

.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-dim);
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 2.5rem 2rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--fg);
  letter-spacing: 0.05em;
}

.footer-sep {
  font-size: 0.8rem;
  color: var(--fg-dim);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }

  .rhythm-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .rhythm h2 {
    position: static;
  }

  .hero {
    min-height: 80vh;
    padding: 4rem 1.5rem 3rem;
  }

  .philosophy,
  .features,
  .rhythm,
  .closing {
    padding: 4rem 1.5rem;
  }

  .feature-card {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2.2rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}